Audi makes a car called the RS3, and it is powerful. So powerful, it produces 394bhp from an iteration of an award-winning 2.5-litre five-pot turbo. ABT, a tuner of Audis, makes a similar car ...

Just weeks after the mega Merc’s reveal, however, Abt Sportsline has announced a tuning package for the RS3 that puts it in the shade, by quite some margin. Thanks to the addition of a new ...